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  1. Oxford American Dictionary

    refractory

    • IPA[rəˈfraktərē]

    美式

    • adj.
      stubborn or unmanageable；resistant to a process or stimulus
    • n.
      a substance that is resistant to heat.
    • 釋義

    形容詞

    • 1. stubborn or unmanageable his refractory pony
    • 2. resistant to a process or stimulus some granules are refractory to secretory stimuli
    • ▪ (of a person, illness, or diseased tissue) not yielding to treatment healing of previously refractory ulcers
    • ▪ rare (of a person or animal) resistant to infection turkeys can be infected when young but are refractory as adults
    • ▪ technical (of a substance) resistant to heat; hard to melt or fuse refractory materials found in lunar samples

    名詞

    • 1. technical a substance that is resistant to heat.